CVE-2021-40426

Name	CVE-2021-40426
Description	A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3315-1, DSA-5356-1
Debian Bugs	1012138

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
sox (PTS)	bullseye (security), bullseye	14.4.2+git20190427-2+deb11u2	fixed
	bookworm	14.4.2+git20190427-3.5	fixed
	forky, sid, trixie	14.4.2+git20190427-5	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin	Debian Bugs
sox	source	buster	14.4.2+git20190427-1+deb10u1	DLA-3315-1
sox	source	bullseye	14.4.2+git20190427-2+deb11u1	DSA-5356-1
sox	source	(unstable)	14.4.2+git20190427-3.1		1012138

Notes

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434
https://sourceforge.net/p/sox/bugs/362/
https://www.openwall.com/lists/oss-security/2023/02/03/3